EP0501616A3 - Method and apparatus for controlling the blade of a motorgrader - Google Patents

Method and apparatus for controlling the blade of a motorgrader Download PDF

Info

Publication number
EP0501616A3
EP0501616A3 EP19920300909 EP92300909A EP0501616A3 EP 0501616 A3 EP0501616 A3 EP 0501616A3 EP 19920300909 EP19920300909 EP 19920300909 EP 92300909 A EP92300909 A EP 92300909A EP 0501616 A3 EP0501616 A3 EP 0501616A3
Authority
EP
European Patent Office
Prior art keywords
motorgrader
blade
controlling
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
EP19920300909
Other versions
EP0501616A2 (en
Inventor
Mark E. Zachman
Michael H. Kidwell
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Spectra Precision Inc
Original Assignee
Spectra Physics LaserPlane Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Spectra Physics LaserPlane Inc filed Critical Spectra Physics LaserPlane Inc
Publication of EP0501616A2 publication Critical patent/EP0501616A2/en
Publication of EP0501616A3 publication Critical patent/EP0501616A3/en
Ceased legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/76—Graders, bulldozers, or the like with scraper plates or ploughshare-like elements; Levelling scarifying devices
    • E02F3/80—Component parts
    • E02F3/84—Drives or control devices therefor, e.g. hydraulic drive systems
    • E02F3/844—Drives or control devices therefor, e.g. hydraulic drive systems for positioning the blade, e.g. hydraulically
    • E02F3/845—Drives or control devices therefor, e.g. hydraulic drive systems for positioning the blade, e.g. hydraulically using mechanical sensors to determine the blade position, e.g. inclinometers, gyroscopes, pendulums
EP19920300909 1991-03-01 1992-02-03 Method and apparatus for controlling the blade of a motorgrader Ceased EP0501616A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/662,952 US5107932A (en) 1991-03-01 1991-03-01 Method and apparatus for controlling the blade of a motorgrader
US662952 1991-03-01

Publications (2)

Publication Number Publication Date
EP0501616A2 EP0501616A2 (en) 1992-09-02
EP0501616A3 true EP0501616A3 (en) 1993-05-05

Family

ID=24659903

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19920300909 Ceased EP0501616A3 (en) 1991-03-01 1992-02-03 Method and apparatus for controlling the blade of a motorgrader

Country Status (3)

Country Link
US (1) US5107932A (en)
EP (1) EP0501616A3 (en)
JP (1) JPH0814116B2 (en)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5556226A (en) * 1995-02-21 1996-09-17 Garceveur Corporation Automated, laser aligned leveling apparatus
US6168348B1 (en) 1998-01-16 2001-01-02 Southern Laser, Inc. Bi-directional surface leveling system
US6108076A (en) * 1998-12-21 2000-08-22 Trimble Navigation Limited Method and apparatus for accurately positioning a tool on a mobile machine using on-board laser and positioning system
US6253160B1 (en) 1999-01-15 2001-06-26 Trimble Navigation Ltd. Method and apparatus for calibrating a tool positioning mechanism on a mobile machine
US6112145A (en) * 1999-01-26 2000-08-29 Spectra Precision, Inc. Method and apparatus for controlling the spatial orientation of the blade on an earthmoving machine
US7559718B2 (en) * 1999-01-27 2009-07-14 Trimble Navigation Limited Transducer arrangement
US6275758B1 (en) * 1999-06-29 2001-08-14 Caterpillar Inc. Method and apparatus for determining a cross slope of a surface
US6530721B2 (en) 2001-01-19 2003-03-11 Trimble Navigation Limited Method for control system setup
US7735574B2 (en) * 2005-09-23 2010-06-15 Volvo Road Machinery, Ltd. Motor grader with adjustable front wheel structure
US7588088B2 (en) * 2006-06-13 2009-09-15 Catgerpillar Trimble Control Technologies, Llc Motor grader and control system therefore
US7970519B2 (en) 2006-09-27 2011-06-28 Caterpillar Trimble Control Technologies Llc Control for an earth moving system while performing turns
US7650961B2 (en) * 2006-12-08 2010-01-26 Deere & Company Differential lock control system and associated method
US8103417B2 (en) * 2007-08-31 2012-01-24 Caterpillar Inc. Machine with automated blade positioning system
US7810260B2 (en) * 2007-12-21 2010-10-12 Caterpillar Trimble Control Technologies Llc Control system for tool coupling
US20100129152A1 (en) * 2008-11-25 2010-05-27 Trimble Navigation Limited Method of covering an area with a layer of compressible material
US8985233B2 (en) 2010-12-22 2015-03-24 Caterpillar Inc. System and method for controlling a rotation angle of a motor grader blade
US8794867B2 (en) 2011-05-26 2014-08-05 Trimble Navigation Limited Asphalt milling machine control and method
US20140326471A1 (en) * 2013-05-03 2014-11-06 Caterpillar Inc. Motor Grader Cross Slope Control With Articulation Compensation
CN109403398B (en) * 2018-12-12 2021-01-26 三一汽车制造有限公司 Land leveler and blade control method thereof
US10928227B2 (en) 2019-04-15 2021-02-23 Caterpillar Inc. Mounting system for mounting a sensor assembly
JP7422570B2 (en) * 2020-03-17 2024-01-26 株式会社小松製作所 Work vehicle and control method
CN112081165A (en) * 2020-10-14 2020-12-15 江苏徐工工程机械研究院有限公司 Land leveler and slope scraping control method and device thereof
US20220364324A1 (en) * 2021-05-17 2022-11-17 Caterpillar Inc. Motor grader blade with ability to follow front tires
KR102582292B1 (en) * 2021-10-12 2023-09-25 한국생산기술연구원 Blade of motor grader, and design methods therefor

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2961783A (en) * 1957-01-16 1960-11-29 Preco Inc Control system for a vehicle-mounted tool
US3786871A (en) * 1971-07-26 1974-01-22 Grad Line Grader control
US4926948A (en) * 1989-06-28 1990-05-22 Spectra Physics, Inc. Method and apparatus for controlling motorgrader cross slope cut

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2754499A (en) * 1954-07-06 1956-07-10 Raymond C Jost Steering indicator
US2886299A (en) * 1956-04-30 1959-05-12 Union Carbide Corp Bore mining apparatus having means to measure the angle between units thereof
US3250547A (en) * 1965-02-16 1966-05-10 Clark R Myers Hydraulic control system for trailer trucks
US3791452A (en) * 1971-03-17 1974-02-12 Grad Line Control system for road grader
US3833928A (en) * 1973-01-08 1974-09-03 S Gavit Vehicle-trailer angular position sensor and indicator
CA1012760A (en) * 1973-10-23 1977-06-28 Honeywell Inc. Slope control system
US3947839A (en) * 1975-01-31 1976-03-30 Frank Zigmant Trailer angular direction sensor and indicator
US4008466A (en) * 1975-11-07 1977-02-15 Smith William V Device for indicating angular position and depth of a towed vehicle
US4122390A (en) * 1976-10-28 1978-10-24 Gerhard Kollitz Apparatus for sensing and indicating the angular relationship between a towing and a towed vehicle
US4213503A (en) * 1977-01-17 1980-07-22 Honeywell Inc. Slope control system
US4156466A (en) * 1978-01-20 1979-05-29 Grizzly Corporation Automatic grade and slope control apparatus
WO1982003645A1 (en) * 1981-04-15 1982-10-28 Rolland D Scholl Blade condition control system
EP0067606A1 (en) * 1981-06-11 1982-12-22 GKN Group Services Limited Steering of vehicles
JPS5883735A (en) * 1981-11-12 1983-05-19 Komatsu Ltd Blade controller for motor grader
JPS58164835A (en) * 1982-03-26 1983-09-29 Komatsu Ltd Automatic controller for motor grader
JPS58173231A (en) * 1982-04-02 1983-10-12 Komatsu Ltd Automatic controller for motor grader
JPS58173232A (en) * 1982-04-02 1983-10-12 Komatsu Ltd Automatic controller for motor grader
JPS5955925A (en) * 1982-09-21 1984-03-31 Komatsu Ltd Control system for land grader
JPS59102023A (en) * 1982-12-01 1984-06-12 Komatsu Ltd Automatic controller for motor glader
US4545439A (en) * 1983-07-01 1985-10-08 Sellett Andrew J Apparatus for determining the true cross slope of a blade
US4696486A (en) * 1986-01-21 1987-09-29 Deere & Company Rear steer angle indicator for articulating vehicle
DE3610666C2 (en) * 1986-03-29 1993-10-14 Orenstein & Koppel Ag Bulldozer
JPS63130832A (en) * 1986-11-19 1988-06-03 Toyo Sangyo Kk Automatic ground grading method of high accuracy
US4918608B1 (en) * 1988-06-09 1996-07-02 Christopher O Middleton Method for automatic depth control for earth moving and grading
US4924374B1 (en) * 1988-06-09 1995-07-18 Spectra Physics Method for automatic position control of a tool
US4914593B1 (en) * 1988-06-09 1995-01-17 Spectra Physics Method for automatic depth control for earth moving and grading

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2961783A (en) * 1957-01-16 1960-11-29 Preco Inc Control system for a vehicle-mounted tool
US3786871A (en) * 1971-07-26 1974-01-22 Grad Line Grader control
US4926948A (en) * 1989-06-28 1990-05-22 Spectra Physics, Inc. Method and apparatus for controlling motorgrader cross slope cut

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 7, no. 183 (M-235)12 August 1983 & JP-A-58 083 735 ( KOMATSU SEISAKUSHO KK ) *
PATENT ABSTRACTS OF JAPAN vol. 7, no. 291 (M-265)(1436) 27 December 1983 & JP-A-58 164 835 ( KOMATSU SEISAKUSHO ) *

Also Published As

Publication number Publication date
JPH04319129A (en) 1992-11-10
EP0501616A2 (en) 1992-09-02
JPH0814116B2 (en) 1996-02-14
US5107932A (en) 1992-04-28

Similar Documents

Publication Publication Date Title
US4903695C1 (en) Method and apparatus for performing a keratomileusis or the like operation
EP0501616A3 (en) Method and apparatus for controlling the blade of a motorgrader
IL98027A0 (en) Method and apparatus for irrigation control
EP0473147A3 (en) Tape printer apparatus and control method
EP0339659A3 (en) Method and apparatus for controlling drilling operation
SG47832A1 (en) Printer and method for controlling the same
GB2248317B (en) Method and apparatus for controlling a robot having a floating hand
GB2259287B (en) Apparatus for de-icing a surface and method of using the same
EP0405725A3 (en) Method and apparatus for controlling motorgrader cross slope cut
AU8589891A (en) Mark cutting apparatus and method controlling same
KR960009820B1 (en) Apparatus for controlling low-voltage and the method therefor
GB2258059B (en) Robot control method and apparatus
GB2246216B (en) A method and apparatus for controlling a robot
EP0415772A3 (en) Method and apparatus for controlling motors
ZA897627B (en) Method and apparatus for effecting a biogeaction
EP0419149A3 (en) Method and apparatus for effecting fuzzy control
GB2272784B (en) Method and apparatus of controlling the positioning of corrugated-board sheet processing machine
EP0483756A3 (en) Robot controlling method and apparatus
CS284091A3 (en) Method for controlling an area and apparatus for making the same
IL106944A0 (en) Method and apparatus for controlling temperature
AU1917588A (en) Method and apparatus for controlling a pump
EP0486031A3 (en) Printer and method for controlling the same
GB2262713B (en) Method of and apparatus for adjusting the blades of a format cutter
AU2792892A (en) Apparatus for and a method of de-icing
GB2241807B (en) Printer control apparatus and method

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): DE FR GB IT NL SE

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): DE FR GB IT NL SE

17P Request for examination filed

Effective date: 19931029

17Q First examination report despatched

Effective date: 19950223

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN REFUSED

18R Application refused

Effective date: 19960519